@book{COWPER_1957,<br/><span class="tab"></span> title={STRAIN-HARDENING AND STRAIN-RATE EFFECTS IN THE IMPACT LOADING OF CANTILEVER BEAMS},<br/><span class="tab"></span> url={http://dx.doi.org/10.21236/ad0144762},<br/><span class="tab"></span> DOI={10.21236/ad0144762},<br/><span class="tab"></span> institution={Defense Technical Information Center},<br/><span class="tab"></span> author={COWPER,<br/><span class="tab"></span> G. R. and SYMONDS,<br/><span class="tab"></span> P. S.},<br/><span class="tab"></span> year={1957},<br/><span class="tab"></span> month=sep }